Route Price Intelligence
Cheap Flights From Phoenix to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$319
Deals From
$236
Usually Costs
$236 – $339
Lowest We've Seen
$111
Based on 864 price pointshigh confidence
Monthly Price Guide
Jan
$339
Feb
$351
Mar
$660
Apr
$213
May
$172
Jun
$222
Jul
$242
Aug
$262
Sep
$319
Oct
$327
Nov
$339
Dec
$339
Cheapest Average Expensive
Best Time to Fly from Phoenix to Ontario
The cheapest time to fly from Phoenix to Ontario is typically May, when fares average around $172. The most expensive month tends to be March at around $660. For the best deals, consider flying in May, April, June.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $12569 price checksWorst: $375